Contact

For privacy questions, corrections to rate tables or copy, or feedback on the calculators and guides, email support@getstampcalculator.com. We read messages when capacity allows; we cannot provide individual mailing advice or guarantee delivery outcomes.

Before you write

• Postage disputes: clerks and USPS customer service decide how a piece is classified. We cannot override retail decisions.
• Legal requests: use the same address and identify your message clearly (for example DMCA or privacy inquiries).

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